Subtract 28/80 from 4/35, Solve 4/35

Subtract 28/80 from 4/35

4/35 - 28/80 is -33/140.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 80 is 560

Next, find the equivalent fraction of both fractional numbers with denominator 560
For the 1st fraction, since 35 × 16 = 560,
4/35 = 4 × 16/35 × 16 = 64/560
Likewise, for the 2nd fraction, since 80 × 7 = 560,
28/80 = 28 × 7/80 × 7 = 196/560
Subtract the two like fractions:
64/560 - 196/560 = 64 - 196/560 = -132/560
After reducing the fraction, the answer is -33/140

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